CN205085243U - Drawing mold - Google Patents
Drawing mold Download PDFInfo
- Publication number
- CN205085243U CN205085243U CN201520532344.7U CN201520532344U CN205085243U CN 205085243 U CN205085243 U CN 205085243U CN 201520532344 U CN201520532344 U CN 201520532344U CN 205085243 U CN205085243 U CN 205085243U
- Authority
- CN
- China
- Prior art keywords
- blank holder
- counterdie
- binder block
- patrix
- mould
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 32
- 230000007246 mechanism Effects 0.000 claims abstract description 28
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 16
- 230000003028 elevating effect Effects 0.000 claims abstract description 15
- 238000003825 pressing Methods 0.000 claims abstract description 9
- 239000011230 binding agent Substances 0.000 claims description 31
- 238000007493 shaping process Methods 0.000 abstract description 13
- 239000000463 material Substances 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 7
- 230000008878 coupling Effects 0.000 abstract 3
- 238000010168 coupling process Methods 0.000 abstract 3
- 238000005859 coupling reaction Methods 0.000 abstract 3
- 230000001174 ascending effect Effects 0.000 abstract 1
- 238000005452 bending Methods 0.000 abstract 1
- 230000008278 dynamic mechanism Effects 0.000 abstract 1
- 230000001360 synchronised effect Effects 0.000 abstract 1
- 238000000465 moulding Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 230000009977 dual effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Landscapes
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The utility model relates to a drawing mold, including last mould and lower mould, the last mould of dynamic mechanism driving reciprocates and becomes that the profile is kept away from or be close to the one -tenth profile of lower mould, is provided with the holding pad around the one -tenth profile of lower mould, and the one -tenth profile side of going up the mould is provided with nitrogen spring, and nitrogen spring's lower plunger end is provided with presses the material piece, presses the material piece to be close to or keeps away from the lower mould, go up the mould near or keep away from the holding pad, the holding pad sets up on elevating system, and elevating system drive blank holder is along with the die reciprocates with the pressfitting of blank holder in step, still be provided with coupling mechanism on the holding pad, coupling mechanism is connected or separates with pressing the material piece. After the panel shaping finished, the coupling mechanism of this moment coupled together with pressing the material piece, goes up the in -process that the mould resets to the interlock presses the material piece synchronous ascending, makes the tight end of clamp of the both sides of fashioned flitch to rise simultaneously, avoids the emergence of the phenomenon of the bending deformation of shaping flitch.
Description
Technical field
The utility model belongs to cold punching die technical field, particularly a kind of drawing die for formed automobile sheet metal component.
Background technology
Along with the fast development of auto industry, automobile is as the vehicles are more and more universal in the use of Chinese family easily, and particularly the automobile of the sharp uniqueness of some profiles is favored by numerous automobile consumers deeply.For the automobile of unique outlook, its Metal Sheets for Body-manufacturing is the large-scale covering such as gusset, back door particularly, and Metal Sheets for Body-manufacturing moulding is more complicated, and corresponding drawing die is also with regard to relative complex, in order to the sheet metal component of shaping moulding relative complex, mostly adopt the drawing die of upper and lower Dual Action press material structure.
The drawing mold structure of so-called Dual Action press material structure up and down as shown in Figure 1, comprise the die 10 being positioned at and frame guide pillar is arranged, actuating unit drives die 10 to move back and forth up and down, the side of the forming surface of die 10 is provided with nitrogen spring 11, the plunger rod end of nitrogen spring 11 is provided with binder block 12, be positioned on die shoe and be provided with punch 20, blank holder 21 is arranged with around the forming surface of punch 20, blank holder 21 is arranged on elevating mechanism, elevating mechanism drives blank holder 21 synchronously to move up and down along with die 10 and the pressing of blank holder 21, plate to be formed is placed in the forming surface of punch 20, above-mentioned die 10 moves down and in the process coordinated with punch 20, first be a side of die 10 and blank holder 21 a side near and a side of plate to be formed is tentatively clamped, die 10 continues to move down and drives blank holder 21 to move down action, then the binder block 11 of die 10 forming surface side and another side of punch 20 near and another side of sheet material to be formed is clamped further, die 10 continues to move down until to the bottom dead centre moved down, the forming surface of die 10 coordinates with the forming surface of punch 20 thus sheet material is rolled is out of shape, such sheet metal component is shaping complete, but after above-mentioned mould molding, in the process that die 10 resets, die 10 rises and lifts, the forming surface of die 10 is separated with the forming surface of punch 20, elevating mechanism drives blank holder 21 follow the rising of die 10 and synchronously rise, shaping flitch between blank holder 21 and die 10 also together rises, and be arranged on the nitrogen spring 11 of die 10 forming surface side just because of binder block 12, nitrogen spring 11 possesses certain compression travel, the speed that the time that nitrogen spring 11 responds in the process resetted resets compared to blank holder 21 is slower, therefore the shaping flitch between binder block 12 and punch 20 is also in the state of locking, need the regular hour can be removed locking state along with the reset of nitrogen spring 11, that is the state that the complete shaping flitch side of the punch forming of mould is also in locking is arranged in, opposite side has been in the state of moving, shaping flitch presents by the attitude pullled, the as easy as rolling off a log flexural deformation causing shaping flitch.
Utility model content
The purpose of this utility model is: provide a kind of drawing die, effectively can solve the problem of molding mass plate benging distortion when mould resets.
For achieving the above object, the technical solution adopted in the utility model is: a kind of drawing die, comprise patrix and counterdie, actuating unit drive patrix to move up and down and upper forming surface away from or near the compacted under face of counterdie, be provided with blank holder around the compacted under face of counterdie, the upper forming surface side of patrix is provided with nitrogen spring, and the lower plunger end of nitrogen spring is provided with binder block, binder block near or away from counterdie, patrix near or away from blank holder; Described blank holder is arranged on elevating mechanism, and elevating mechanism drives blank holder synchronously to move up and down along with die and the pressing of blank holder; Described blank holder is also provided with bindiny mechanism, and bindiny mechanism connects with binder block or is separated.
Compared with prior art, the technique effect that the utility model exists is: on blank holder, arrange bindiny mechanism, after the patrix of drawing die and counterdie roll, bindiny mechanism now and binder block couple together, in the process that patrix resets, elevating mechanism drives blank holder and patrix synchronously to rise, thus interlock binder block synchronously rises, eliminate the reason because nitrogen spring response pauses and cause binder block and counterdie to there is the phenomenon of the time that certain pressing is stagnated, make the pinching end of the both sides of shaping flitch to increase simultaneously, avoid the generation of the diastrophic phenomenon of shaping flitch.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing drawing die;
Fig. 2 to Fig. 6 is the structural representation of 5 duties of drawing die in the utility model.
Detailed description of the invention
Composition graphs 2 to Fig. 6, the utility model is further described:
A kind of drawing die, comprise patrix 10 and counterdie 20, actuating unit drive patrix 10 to move up and down and upper forming surface 101 away from or near the compacted under face 201 of counterdie 20, blank holder 21 is provided with around the compacted under face 201 of counterdie 20, upper forming surface 101 side of patrix 10 is provided with nitrogen spring 12, the lower plunger end of nitrogen spring 12 is provided with binder block 11, binder block 11 near or away from counterdie 20, patrix 10 near or away from blank holder 21;
Described blank holder 21 is arranged on elevating mechanism, and elevating mechanism drives blank holder 21 synchronously to move up and down along with patrix 10 and the pressing of blank holder 21;
Described blank holder 21 is also provided with bindiny mechanism, and bindiny mechanism connects with binder block 11 or is separated.
Blank holder 21 arranges bindiny mechanism, after the patrix 10 of drawing die rolls with counterdie 20, bindiny mechanism now and binder block 11 couple together, in the process that patrix 10 resets, elevating mechanism drives blank holder 21 and patrix 10 synchronously to rise, thus interlock binder block 11 synchronously rises, eliminate because nitrogen spring 12 responds the reason of pause and cause binder block 11 and counterdie 20 to there is the phenomenon of the time that certain pressing is stagnated, make the pinching end of the both sides of shaping flitch A to increase simultaneously, avoid the generation of the diastrophic phenomenon of shaping flitch A.
As preferred version of the present utility model, described bindiny mechanism comprises chock 31, and drive unit drives chock 31 horizontal reciprocating moves, and chock 31 upper board face forms against with the lower end of binder block 11 or is separated cooperation.The horizontal movement of drive unit drives chock 31, thus the lower panel face of chock 31 is plugged in the gap between binder block 11 and blank holder 21, thus realize the integrated connection between binder block 11 and blank holder 21.
More preferably, described chock 31 upper face is provided with lower lead-in chamfered 311 and forms with the upper lead-in chamfered 111 that binder block 11 lower panel face is arranged and coordinate.Utilize two upper and lower lead-in chamfered cooperatively interacted 311,111 that chock 31 and binder block 11 are arranged, thus the horizontal movement of chock 31 can be converted into the vertical motion of binder block 11, facilitate syndeton integral arrangement, interference can not be caused to the motion of the patrix 10 of drawing die and counterdie 20.
Particularly, the side of described binder block 11 and compacted under face 201 side of counterdie 20 closes on or away from, binder block 11 is extended with projection 112 downwards away from the side in the compacted under face 201 of counterdie 20, and described upper lead-in chamfered 111 is arranged on projection.Flitch A to be formed is wherein positioned at the inner side of projection 112, the phenomenon of the interference that the pressing of sheet material A to be formed to patrix 10 and counterdie 20 causes when avoiding patrix 10 to move down.
More specifically, described driver element is cylinder 32, and the cylinder body of cylinder 32 is fixed on blank holder 21, and the tailpiece of the piston rod level of cylinder 32 and rod end and chock 31 are fixed.
Described blank holder 21 is around in the compacted under face 201 of counterdie 20 around, and elevating mechanism comprises the push rod 40 of the below being arranged on blank holder 21, and described push rod 40 is connected with air-cushion unit, air-cushion unit drive blank holder 21 follow patrix 10 on move and down maneuver.
Claims (6)
1. a drawing die, comprise patrix (10) and counterdie (20), actuating unit drive patrix (10) to move up and down and upper forming surface (101) away from or near the compacted under face (201) of counterdie (20), it is characterized in that: the compacted under face (201) of counterdie (20) is provided with blank holder (21) around, upper forming surface (101) side of patrix (10) is provided with nitrogen spring (12), the lower plunger end of nitrogen spring (12) is provided with binder block (11), binder block (11) near or away from counterdie (20), patrix (10) near or away from blank holder (21),
Described blank holder (21) is arranged on elevating mechanism, and elevating mechanism drives blank holder (21) synchronously to move up and down along with patrix (10) and the pressing of blank holder (21);
(21) are also provided with bindiny mechanism to described blank holder, and bindiny mechanism connects with binder block (11) or is separated.
2. drawing die according to claim 1, it is characterized in that: described bindiny mechanism comprises chock (31), drive unit drives chock (31) horizontal reciprocating moves, and chock (31) upper board face forms against with the lower end of binder block (11) or is separated and coordinates.
3. drawing die according to claim 2, is characterized in that: described chock (31) upper face is provided with lower lead-in chamfered (311) and forms with the upper lead-in chamfered (111) that binder block (11) lower panel face is arranged and coordinate.
4. drawing die according to claim 3, it is characterized in that: the side of described binder block (11) and compacted under face (201) side of counterdie (20) closes on or away from, binder block (11) is extended with projection (112) downwards away from the side in the compacted under face (201) of counterdie (20), and described upper lead-in chamfered (111) is arranged on projection.
5. drawing die according to claim 2, it is characterized in that: described driver element is cylinder (32), the cylinder body of cylinder (32) is fixed on blank holder (21), and the tailpiece of the piston rod level of cylinder (32) and rod end and chock (31) are fixed.
6. drawing die according to claim 1, it is characterized in that: described blank holder (21) is around in the compacted under face (201) of counterdie (20) around, elevating mechanism comprises the push rod (40) of the below being arranged on blank holder (21), described push rod (40) is connected with air-cushion unit, air-cushion unit drive blank holder (21) follow patrix (10) on move and down maneuver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520532344.7U CN205085243U (en) | 2015-07-20 | 2015-07-20 | Drawing mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520532344.7U CN205085243U (en) | 2015-07-20 | 2015-07-20 | Drawing mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205085243U true CN205085243U (en) | 2016-03-16 |
Family
ID=55475965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520532344.7U Active CN205085243U (en) | 2015-07-20 | 2015-07-20 | Drawing mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205085243U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106270168A (en) * | 2016-10-18 | 2017-01-04 | 奇瑞汽车股份有限公司 | The diel of side-wall outer-plate |
| CN113617917A (en) * | 2021-07-20 | 2021-11-09 | 东风汽车集团股份有限公司 | Forming die and forming method for aluminum hood inner plate |
-
2015
- 2015-07-20 CN CN201520532344.7U patent/CN205085243U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106270168A (en) * | 2016-10-18 | 2017-01-04 | 奇瑞汽车股份有限公司 | The diel of side-wall outer-plate |
| CN113617917A (en) * | 2021-07-20 | 2021-11-09 | 东风汽车集团股份有限公司 | Forming die and forming method for aluminum hood inner plate |
| CN113617917B (en) * | 2021-07-20 | 2024-04-02 | 岚图汽车科技有限公司 | Forming method of forming die of aluminum hood inner plate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |